Re: [PATCH v4 RESEND 1/2] Documentation: tpm: add powered-while-suspended binding documentation

From: Sonny Rao
Date: Wed Jul 05 2017 - 13:19:29 EST


On Mon, Jul 3, 2017 at 5:57 AM, Jarkko Sakkinen
<jarkko.sakkinen@xxxxxxxxxxxxxxx> wrote:
> On Tue, Jun 27, 2017 at 12:27:23PM +0200, Enric Balletbo i Serra wrote:
>> Add a new powered-while-suspended property to control the behavior of the
>> TPM suspend/resume.
>>
>> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
>> Signed-off-by: Sonny Rao <sonnyrao@xxxxxxxxxxxx>
>> Reviewed-by: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx>
>> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
>> Acked-by: Rob Herring <robh@xxxxxxxxxx>
>> ---
>> Changes since v3.
>> - Rebased on top of linux-next
>> Rob Herring
>> - Split DT binding from code patch as is preferred.
>>
>> Did not exist on previous versions.
>>
>> Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt | 6 ++++++
>> 1 file changed, 6 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
>> index 8cb638b..85c8216 100644
>> --- a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
>> +++ b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
>> @@ -8,6 +8,12 @@ Required properties:
>> the firmware event log
>> - linux,sml-size : size of the memory allocated for the firmware event log
>>
>> +Optional properties:
>> +
>> +- powered-while-suspended: present when the TPM is left powered on between
>> + suspend and resume (makes the suspend/resume
>> + callbacks do nothing).
>> +
>> Example (for OpenPower Systems with Nuvoton TPM 2.0 on I2C)
>> ----------------------------------------------------------
>>
>> --
>> 2.9.3
>>
>
> So... should I apply this?

Hi, since you applied the code part, it would make sense to apply the
documentation too.

>
> /Jarkko